From f54ec7caf19f9af4b0be246980c4f2ff4b99b1d4 Mon Sep 17 00:00:00 2001
From: Junegunn Choi <junegunn.c@gmail.com>
Date: Mon, 23 Jan 2017 10:28:08 +0900
Subject: [PATCH] Do not preview binary files

---
 bin/preview.rb | 5 +++++
 bin/preview.sh | 5 +++++
 2 files changed, 10 insertions(+)

diff --git a/bin/preview.rb b/bin/preview.rb
index cf5e713..a7886ef 100755
--- a/bin/preview.rb
+++ b/bin/preview.rb
@@ -27,6 +27,11 @@ unless File.readable? path
   exit 1
 end
 
+if `file --mime "#{file}"` =~ /binary/
+  puts "#{file} is a binary file"
+  exit 0
+end
+
 center = (center || 0).to_i
 height = File.readable?('/dev/tty') ? `stty size < /dev/tty`.split.first.to_i : 40
 height /= 2 if split
diff --git a/bin/preview.sh b/bin/preview.sh
index d784a4b..a798662 100755
--- a/bin/preview.sh
+++ b/bin/preview.sh
@@ -22,6 +22,11 @@ if [ ! -r "$FILE" ]; then
     exit 1
 fi
 
+if [[ "$(file --mime "$FILE")" =~ binary ]]; then
+  echo "$1 is a binary file"
+  exit 0
+fi
+
 if [ -z "$CENTER" ]; then
     CENTER=1
 fi